NHS CHOICES
NHS Choices is a comprehensive information service that helps to put you in control of your healthcare.
The service is intended to help you make choices about your health, from lifestyle decisions about things like smoking, drinking and exercise, through to the practical aspects of finding and using NHS services in England when you need them. It draws together the knowledge and expertise of: the National Library for Health; the Information Centre for Health and Social Care; the Healthcare Commission and many other organisations.
http://www.nhs.uk/Pages/HomePage.aspx